[10] In November 1965, the SSS came under the responsibility of the newly formed Western Australian Coastal Shipping Commission.
[13][14][15] The government provided a subsidy to a privately operated service from Fremantle to Port Hedland, Broome and Wyndham until it ceased in 2013.
[16][17] The Western Australian Coastal Shipping Commission, administered by the Department of Transport, continues to deal with ongoing former employee compensation claims.
The first voyage left Fremantle on 11 March 1964, calling at Darwin, Brisbane, Sydney and Melbourne.
This service ceased in July 1969 with Kangaroo, Koojara and Koolama II having collectively operated 18 voyages.